Chinese-made 7nm chips in Huawei phone raise questions over US export ban

The US government has reportedly opened a probe into Chinese chips being used in  Huawei’s latest 5G-enabled smartphone, a move that has raised questions around the effectiveness of President Joe Biden’s recent executive orders that were supposed to have tightened export controls on such technology.

The Huawei Mate Pro 60 contains Kirin 9000s chips — 7 nanometer (nm) chips that have been made in China by the partly state-owned Semiconductor Manufacturing International Corp (SMIC), according to an analysis published by TechInsights, a semiconductor research and analysis organization.

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